NOVA

The Elegant Universe, "Welcome to the 11th Dimension" -...

Preview: Season 30 Episode 14 | 30s

Scientists revolutionized string theory by successfully uniting the five different versions into a single theory that is cryptically named "M-theory," a development that required a total of 11 dimensions. 11/23/2011

Aired: 11/23/11

Rating: NR

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